i8254.hh revision 5443
12379SN/A/* 210298Salexandru.dutu@amd.com * Copyright (c) 2008 The Regents of The University of Michigan 32379SN/A * All rights reserved. 42379SN/A * 52379SN/A * Redistribution and use in source and binary forms, with or without 62379SN/A * modification, are permitted provided that the following conditions are 72379SN/A * met: redistributions of source code must retain the above copyright 82379SN/A * notice, this list of conditions and the following disclaimer; 92379SN/A * redistributions in binary form must reproduce the above copyright 102379SN/A * notice, this list of conditions and the following disclaimer in the 112379SN/A * documentation and/or other materials provided with the distribution; 122379SN/A * neither the name of the copyright holders nor the names of its 132379SN/A * contributors may be used to endorse or promote products derived from 142379SN/A * this software without specific prior written permission. 152379SN/A * 162379SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172379SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182379SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192379SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202379SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212379SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222379SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232379SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242379SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252379SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262379SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272379SN/A * 282665Ssaidi@eecs.umich.edu * Authors: Gabe Black 292665Ssaidi@eecs.umich.edu */ 302665Ssaidi@eecs.umich.edu 313311Ssaidi@eecs.umich.edu#ifndef __DEV_X86_SOUTH_BRIDGE_I8254_HH__ 322379SN/A#define __DEV_X86_SOUTH_BRIDGE_I8254_HH__ 332379SN/A 342379SN/A#include "arch/x86/x86_traits.hh" 352379SN/A#include "base/range.hh" 3610298Salexandru.dutu@amd.com#include "dev/intel_8254_timer.hh" 372379SN/A#include "dev/x86/south_bridge/sub_device.hh" 388229Snate@binkert.org 398229Snate@binkert.org#include <string> 402379SN/A 412379SN/Anamespace X86ISA 422399SN/A{ 432379SN/A 442379SN/Aclass I8254 : public SubDevice 456658Snate@binkert.org{ 468232Snate@binkert.org protected: 472379SN/A Intel8254Timer pit; 487678Sgblack@eecs.umich.edu 492379SN/A public: 502379SN/A 512399SN/A I8254(const std::string &name) : pit(name) 522423SN/A {} 532399SN/A I8254(const std::string &name, Tick _latency) : 5410298Salexandru.dutu@amd.com SubDevice(_latency), pit(name) 5510298Salexandru.dutu@amd.com {} 562379SN/A I8254(const std::string &name, Addr start, Addr size, Tick _latency) : 572379SN/A SubDevice(start, size, _latency), pit(name) 582379SN/A {} 5910298Salexandru.dutu@amd.com 602379SN/A Tick read(PacketPtr pkt); 612379SN/A 622379SN/A Tick write(PacketPtr pkt); 632399SN/A}; 6410298Salexandru.dutu@amd.com 652399SN/A}; // namespace X86ISA 662399SN/A 672399SN/A#endif //__DEV_X86_SOUTH_BRIDGE_I8254_HH__ 682399SN/A